Home / 62,124.12-85,731.42-33,829.20

Finding the Fourth Proportional to 62,124.12, 85,731.42 and 33,829.20

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Solution

The fourth proportional to 62,124.12, 85,731.42 and 33,829.20 is: 46,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,124.12 : 85,731.42 = 33,829.20 : x
  2. Step 2: Convert to fraction form
    62,124.12/85,731.42 = 33,829.20/x
  3. Step 3: Cross multiply
    62,124.12x = 85,731.42 × 33,829.20
  4. Step 4: Simplify right side
    62,124.12x = 2,900,225,353.46
  5. Step 5: Solve for x
    x = 2,900,225,353.46/62,124.12
  6. Step 6: Final answer
    x = 46,684.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.